diff options
Diffstat (limited to 'source3/locking/shmem_sysv.c')
| -rw-r--r-- | source3/locking/shmem_sysv.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/source3/locking/shmem_sysv.c b/source3/locking/shmem_sysv.c index b8b9c2cb45..192ed32344 100644 --- a/source3/locking/shmem_sysv.c +++ b/source3/locking/shmem_sysv.c @@ -564,8 +564,9 @@ struct shmem_ops *sysv_shm_open(int ronly) } if (sem_id == -1) { - DEBUG(0,("Can't create or use semaphore %s\n", + DEBUG(0,("Can't create or use semaphore [1]. Error was %s\n", strerror(errno))); + return NULL; } if (sem_id != -1) { @@ -574,6 +575,7 @@ struct shmem_ops *sysv_shm_open(int ronly) if (semctl(sem_id, i, SETVAL, su) != 0) { DEBUG(1,("Failed to init semaphore %d. Error was %s\n", i, strerror(errno))); + return NULL; } } } @@ -582,7 +584,7 @@ struct shmem_ops *sysv_shm_open(int ronly) sem_id = semget(SEMAPHORE_KEY, 0, 0); } if (sem_id == -1) { - DEBUG(0,("Can't create or use semaphore.Error was %s\n", + DEBUG(0,("Can't create or use semaphore [2]. Error was %s\n", strerror(errno))); return NULL; } @@ -609,6 +611,7 @@ struct shmem_ops *sysv_shm_open(int ronly) if (semctl(sem_id, 0, SETVAL, su) != 0) { DEBUG(0,("ERROR: Failed to clear global lock. Error was %s\n", strerror(errno))); + return NULL; } } @@ -616,6 +619,7 @@ struct shmem_ops *sysv_shm_open(int ronly) if (semctl(sem_id, 0, IPC_SET, su) != 0) { DEBUG(0,("ERROR shmctl : can't IPC_SET. Error was %s\n", strerror(errno))); + return NULL; } } @@ -632,6 +636,8 @@ struct shmem_ops *sysv_shm_open(int ronly) if (semctl(sem_id, i, SETVAL, su) != 0) { DEBUG(0,("ERROR: Failed to clear IPC lock %d. Error was %s\n", i, strerror(errno))); + global_unlock(); + return NULL; } } } @@ -679,6 +685,8 @@ struct shmem_ops *sysv_shm_open(int ronly) mapping processes */ if (shmctl(shm_id, IPC_STAT, &shm_ds) != 0) { DEBUG(0,("ERROR shmctl : can't IPC_STAT. Error was %s\n", strerror(errno))); + global_unlock(); + return NULL; } if (!read_only) { |